Home / 899,335.38-1,241,086.04-491,437.22

Finding the Fourth Proportional to 899,335.38, 1,241,086.04 and 491,437.22

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Solution

The fourth proportional to 899,335.38, 1,241,086.04 and 491,437.22 is: 678,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,335.38 : 1,241,086.04 = 491,437.22 : x
  2. Step 2: Convert to fraction form
    899,335.38/1,241,086.04 = 491,437.22/x
  3. Step 3: Cross multiply
    899,335.38x = 1,241,086.04 × 491,437.22
  4. Step 4: Simplify right side
    899,335.38x = 609,915,864,615.79
  5. Step 5: Solve for x
    x = 609,915,864,615.79/899,335.38
  6. Step 6: Final answer
    x = 678,185.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.